Required information [The following information apples to the questions displayed below) Hemming Company reported the following current-year purchases and sales for its only product Date Activities Units Acquired at cost Units Sold at Metall January 1 Beginning Inventory 280 units $13.20 $ 3,696 January 10 Sales 240 unita $43.20 March 14 Purchase 460 units $18.20 - 3,372 March 15 Sales 410 unite $43.20 July 30 Purchase 480 unita $23.20 - 11,136 October 5 450 unita 343.20 October 26Purchase 180 units $28.20 = 5,076 Totala 1.400 unita $ 28,280 1,100 units sales Ending Inventory consists of 40 units from the March 14 purchase, 80 units from the July 30 purchase, and all 180 units from the October 26 purchase. Using the specific identification method, calculate the following a) Cost of Goods Sold using Specific Identification Available for Sale Cost of Goods Sold Ending Inventory Date Cost Per Ending Cost Per Activity # of units # of units Ending Inventory Unit sold COGS Unit Inventory Cost Per Unit Cost Units January 1 Beginning Inventory 280 March 14 Purchase 460 July 30 Purchase 480 October 20 Purchase 180 1,400 b) Gross Margin using Specific identification Less Equals